PageSpeed Insights is a tool developed by Google. It is designed to improve the website performances and optimizations. It is first introduced in the year of 2010 to give Web Performance best practices. PageSpeed Insights is an online free tool. It suggests for reducing page loading time. It helps to improve your website performance and all over the website to make load faster. Using this is very easy, you can access this tool from any web browser.
You don’t need any extra software to be download to use this tool for your website. It will give the performance score from 1 to 100 when you submit your website URL in it. It will also suggest what you have to do to make your website good in performance. It will suggest for mobile, desktop devices separately. With the separate reports for desktop and mobile devices, you can improve the performance based on the score values. So let us see how to make use of Google’s PageSpeed Insights tool to improve your website effectively.
The very first step is to open the Pagespeed Insights tool in your any web browser. And paste the URL of the website which you want to check and improve performance and click analyse button.
Page Speed Insights Tool
Now the result be will occur for mobile and desktop devices separately in tab formats. You can switch over the tabs which you want to analyse the result. Each tab consists of page speed and optimization results.
Page Speed Optimization
The Page Speed results show how fast the website has been a load. It is divided by Fast, Slow Average. The value for each metric (FCP or DCL) is compared to all the website pages monitored by the CrUX report. FCP is abbreviated as First Content Paint (FCP), it measures when a user sees a visual response from the page. Less time will get the more people to get the user engaged. DCL is abbreviated as DOM Content Loaded; it measures when HTML document has been loaded & parsed. Less time have been shown to correlate with lower bounce rates.

Page Load Distribution

Page Load Distribution
The Page Load Distribution section display the distribution of the particular page FCP and DCL metrics in the CrUX dataset. This distribution will be updated on a weekly basis. We can divide this metric into three categories; they are Fast, Average and Slow. It is also called as fastest third, middle third and bottom third.


The Optimization part consists of the overall score of your website for the particular device. It can be categorised as Good, medium and low values and it has a score of 1 to 100. If the page score is 80 or above the result will be good. The medium score between 60 and 79, this means you need to improve your website a bit, and there is a missing performance optimization in your website. And the low indicates the page score is in between 0 to 59 and your website is not optimized.

Page Stats

The page stats section consists of the roundtrip time requires to load the page with how many render blocking and how many resources are taken to load. The lesser number of round trips and bytes will result in faster the page will load.

Optimization Suggestions

Optimization Suggestion

Google PageSpeed Insight tool also give optimization suggestion for how to eliminate render-blocking JavaScript and CSS, prioritize visible content, minify CSS codes and leverage browser caching. You can also download the optimized images for your website that you are already uploaded in the website. It will grab all the images and optimizes the images for low page speed. Landing page redirections will also increase the loading time so it’s better to avoid for good performance.